What GPU is it? There have been issues in the past with nVidia and the way that they deal with particle effects and lighting (sporadic since the 600 series).
I do not
really recommend this if you're not proficient with computers, but as a final resort you can go the route of completely uninstalling the driver and removing leftovers, and then installing the latest driver entirely from the website.
Wagnardsoft: Computer PC Software tools. Home of Display Driver Uninstaller (DDU)
If you are still having issues get on Discord and I can try to help you there, but I will likely not have much time until this weekend.